/Engine/Source/Runtime/Core/Public/Math/Vector.h
Calculate the projection of a vector on the plane defined by PlaneNormal.
Projection of V onto plane.
static [TVector](API\Runtime\Core\Math\TVector)< T > VectorPlaneProject ( const [TVector](API\Runtime\Core\Math\TVector)< T > & V, const [TVector](API\Runtime\Core\Math\TVector)< T > & PlaneNormal )